.van-sidebar-item{
    padding: 20px 10px !important;
}
.van-sidebar{
    width: 100px !important;
    text-align: center;
}
.van-sidebar{
    height: 667px;
    width: 100px !important;
    text-align: center;
    position: fixed;
}
.jieshao {
    position: absolute;
    top: 40px;
    margin-left: 100px;
    padding: 10px;
}